KTTN METAR

Current observed weather at Trenton Mercer (TTN · KTTN), Trenton, NJ, elevation 213 ft. Reported 5 Nov 2026 0653Z, decoded below with the past 24 hours of observations. · Open on the map

All of Trenton Mercer — runways, frequencies, charts and live weather

METAR observed 5 Nov 2026 0653Z

VFR

METAR KTTN 050653Z AUTO 16004KT 10SM FEW024 SCT033 OVC042 16/16 A2998 RMK AO2 SLP147 T01610156

Wind

160° at 4 kt

Visibility

10+ SM

Ceiling

4,200 ft OVC

Temp / Dewpoint

16° / 16°C

Altimeter

29.98"

Times are UTC (Zulu), as they appear in the report.

Remarks

3 groups after RMK, decoded per FMH-1 §12.7

Routine station data: sea level pressure 1014.7 hPa, temperature 16.1°C, dew point 15.6°C.

Code	Meaning	Kind
SLP147	Sea level pressure 1014.7 hPa	Measurement
T01610156	Temperature 16.1°C, dew point 15.6°C	Measurement
AO2	Automated station with a precipitation sensor	Station

What it says

Field	Value	What that means
Flight category	VFR	Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Wind	160° at 4 kt	Direction is degrees true, as reported.
Visibility	10+ SM	10 SM is the maximum an automated US station reports; it means 10 or greater.
Ceiling	4,200 ft OVC	Lowest OVC layer, 4,200 ft above the field.
Sky	Few at 2,400 ft AGL, Scattered at 3,300 ft AGL, Overcast at 4,200 ft AGL	—
Temperature	16°C (61°F)	—
Dewpoint	16°C (60°F)	—
Temp/dewpoint spread	1°C	A spread of 2°C or less favours fog or low stratus forming.
Altimeter	29.98 inHg	Set this in the Kollsman window; it is the field’s current sea level pressure setting.

VFRMVFRIFRLIFRhover for the full observation

Flight category

Wind · kt (gust shading)

Ceiling · ft (log scale, ▲ = unlimited)

Visibility · SM

All 24 stored observations time · category · wind · visibility · ceiling · temp

Time	Category	Wind	Visibility	Ceiling	Temp
0753Z	VFR	Calm	9 SM	Clear	10°C
0853Z	MVFR	Calm	4 SM	Clear	9°C
0953Z	IFR	Calm	1.5 SM	Clear	8°C
1056Z	MVFR	Calm	3 SM	Clear	9°C
1153Z	LIFR	Calm	0.25 SM	Clear	9°C
1253Z	VFR	Calm	7 SM	Clear	11°C
1353Z	VFR	240° at 3 kt	10+ SM	Clear	14°C
1453Z	VFR	210° at 6 kt	10+ SM	Clear	18°C
1453Z	VFR	210° at 6 kt	10+ SM	Clear	18°C
1653Z	VFR	220° at 8 kt	10+ SM	Clear	22°C
1753Z	VFR	220° at 9 kt	10+ SM	Clear	22°C
1853Z	VFR	210° at 8 kt	10+ SM	Clear	23°C
1953Z	VFR	220° at 10 kt	10+ SM	Clear	23°C
2053Z	VFR	220° at 8 kt	10+ SM	Clear	23°C
2153Z	VFR	190° at 6 kt	10+ SM	Clear	20°C
2253Z	VFR	190° at 5 kt	10+ SM	Clear	19°C
2353Z	VFR	170° at 6 kt	10+ SM	Clear	17°C
0053Z	VFR	160° at 4 kt	10+ SM	Clear	17°C
0153Z	VFR	170° at 4 kt	10+ SM	Clear	16°C
0253Z	VFR	170° at 6 kt	10+ SM	Clear	15°C
0353Z	VFR	190° at 4 kt	10+ SM	Clear	15°C
0417Z	IFR	190° at 4 kt	10+ SM	700 ft	16°C
0553Z	VFR	170° at 4 kt	10+ SM	3,500 ft	16°C
0653Z	VFR	160° at 4 kt	10+ SM	4,200 ft	16°C

Frequently asked

What is the current METAR at KTTN?

The 5 Nov 2026 0653Z observation at Trenton Mercer reads: METAR KTTN 050653Z AUTO 16004KT 10SM FEW024 SCT033 OVC042 16/16 A2998 RMK AO2 SLP147 T01610156 Remarks: Routine station data: sea level pressure 1014.7 hPa, temperature 16.1°C, dew point 15.6°C.

Is KTTN VFR right now?

Trenton Mercer is reporting VFR. Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.

How often is the KTTN METAR updated?

Routine observations are issued hourly, usually in the 5 minutes before the hour. A SPECI is issued between them whenever conditions change significantly — a ceiling or visibility crossing a category threshold, a wind shift, or the onset of precipitation or a thunderstorm.

More about KTTN

Observations from the US National Weather Service Aviation Weather Center. Times are UTC (Zulu). For planning and education only — always confirm with an official preflight briefing.

Something here wrong or out of date? Report a data problem.